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Banana cornbread mug cake made with oats

Banana Cornbread Mug Cake

Banana-sweetened mug cake made with corn meal and oats.
Course Snack
Cuisine Cake
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings 1 cake
Calories 468kcal
Author Lauren Goslin


  • 1 T. butter or coconut oil melted
  • 1/4 c. coconut buttermilk add 1/2 t. apple cider vinegar to a measuring cup and then add enough coconut milk to equal 1/4 cup; let stand 5 minutes
  • 1 egg lightly beaten
  • 1/4 c. banana mashed
  • 3 T. cornmeal flour grind polenta or cornmeal in a coffee grinder for a finer texture, or you can buy corn flour
  • 2 T. rolled oats ground into flour
  • 1 t. chia seeds
  • 1/8 t. salt
  • 1/4 t. baking soda


  • Preheat the oven to 350 degrees.
  • Mix the wet ingredients (melted butter/oil, coconut buttermilk, egg, and banana).
  • Mix the dry ingredients (flours, chia, salt, and baking soda).
  • Mix everything, and pour it into a coffee mug.
  • Place the mug onto a cookie sheet and then into the oven.
  • Bake for 30 minutes.
  • Remove, cool, and dig in!


The nutrition facts are based on using butter. Weight Watchers points (using the new system): 13


Serving: 1g | Sodium: 767mg | Sugar: 7.2g | Fiber: 5.8g | Cholesterol: 194mg | Calories: 468kcal | Polyunsaturated Fat: 10.9g | Saturated Fat: 21.7g | Fat: 32.6g | Protein: 11.2g | Carbohydrates: 37.8g